Gowanda’s SMRF1812S-391KLF is a high-quality molded shielded inductor designed for reliable performance in electronic applications. With a compact weight of 0.15 g and dimensions of 4.2 × 3 × 2.9 mm, this inductor is part of the SMRF1812S series and is suitable for surface mount technology (SMT). It features a COTS+ application grade, offering an inductance of 3.9 µH, a DCR of 0.282 Ω, and a current rating of 0.841 A DC. The inductor also boasts a saturation current of 0.638 A DC and a self-resonant frequency (SRF) of 40 MHz, tested at a frequency of 7.9 MHz with a minimum Q factor of 40. It has a tolerance of ±10% and is RoHS compliant with a Sn100 termination finish. Constructed with a ferrite core and shielded design, it operates efficiently across a temperature range of -55°C to +125°C, with a moisture sensitivity level (MSL) of 1. Packaged in tape and reel (T&R) format, it is also fungal inert, ensuring durability and reliability in various environments.